Home / 27,581,722.47-38,063,033.73-15,192,255.69

Finding the Fourth Proportional to 27,581,722.47, 38,063,033.73 and 15,192,255.69

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Solution

The fourth proportional to 27,581,722.47, 38,063,033.73 and 15,192,255.69 is: 20,965,454.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,581,722.47 : 38,063,033.73 = 15,192,255.69 : x
  2. Step 2: Convert to fraction form
    27,581,722.47/38,063,033.73 = 15,192,255.69/x
  3. Step 3: Cross multiply
    27,581,722.47x = 38,063,033.73 × 15,192,255.69
  4. Step 4: Simplify right side
    27,581,722.47x = 578,263,340,763,254.38
  5. Step 5: Solve for x
    x = 578,263,340,763,254.38/27,581,722.47
  6. Step 6: Final answer
    x = 20,965,454.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.